1. Kunming Institute of Zoology, Chinese Academy of Sciences, Kunming, Yunnan, China
2. Key Laboratory of Special Biological Resource Development and Utilization of Universities in Yunnan Province, Kunming University, Kunming, Yunnan, China
3. College of Wetland, Southwest Forestry University, Kunming, Yunnan, China
4. Yunnan Institute of Environmental Science, Kunming, Yunnan, China
5. Administrative Bureau, National Nature Reserve of Black-Necked Cranes in Huize, Huize, Yunnan, China